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add checkDir for keyring

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ensureDir will create the dir, which for calls like List, Sign, Remove,
etc. should not occur. It should only perform the actions if something
exists there

Signed-off-by: Derek McQuay <derekmcquay@gmail.com>
This commit is contained in:
Derek McQuay 2018-02-27 19:39:14 -08:00
parent e043384c67
commit c4d67105f2
No known key found for this signature in database
GPG Key ID: 50CA472F40A5AFED
1 changed files with 20 additions and 12 deletions
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32
keyring/keyring.go
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@ -78,8 +78,8 @@ func NewKeyPair(root, name, email string) error {
// ListKeys prints keyring information to w. // ListKeys prints keyring information to w.
func ListKeys(root string, w io.Writer) error { func ListKeys(root string, w io.Writer) error {
if err := ensureDir(root); err != nil { if err := checkDir(root); err != nil {
return errors.Wrap(err, "can't find or create pgp dir") return errors.Wrap(err, "can't find pgp dir")
} }
srn, prn := getNames(root) srn, prn := getNames(root)
secs, pubs, err := getELs(srn, prn) secs, pubs, err := getELs(srn, prn)
@ -105,8 +105,8 @@ func ListKeys(root string, w io.Writer) error {
// Export prints pubkey information associated with email to w. // Export prints pubkey information associated with email to w.
func Export(root string, w io.Writer, email string) error { func Export(root string, w io.Writer, email string) error {
if err := ensureDir(root); err != nil { if err := checkDir(root); err != nil {
return errors.Wrap(err, "can't find or create pgp dir") return errors.Wrap(err, "can't find pgp dir")
} }
srn, prn := getNames(root) srn, prn := getNames(root)
_, pubs, err := getELs(srn, prn) _, pubs, err := getELs(srn, prn)
@ -142,8 +142,8 @@ func Import(root string, w io.Reader) error {
return errors.Wrap(err, "reading keyring") return errors.Wrap(err, "reading keyring")
} }
if err := ensureDir(root); err != nil { if err := checkDir(root); err != nil {
return errors.Wrap(err, "can't find or create pgp dir") return errors.Wrap(err, "can't find pgp dir")
} }
srn, prn := getNames(root) srn, prn := getNames(root)
_, pubs, err := getELs(srn, prn) _, pubs, err := getELs(srn, prn)
@ -185,8 +185,8 @@ func Import(root string, w io.Reader) error {
// Sign takes an id and a reader and writes the signature for that id to sig. // Sign takes an id and a reader and writes the signature for that id to sig.
func Sign(root, id string, in io.Reader, sig io.Writer) error { func Sign(root, id string, in io.Reader, sig io.Writer) error {
if err := ensureDir(root); err != nil { if err := checkDir(root); err != nil {
return errors.Wrap(err, "can't find or create pgp dir") return errors.Wrap(err, "can't find pgp dir")
} }
srn, prn := getNames(root) srn, prn := getNames(root)
secs, _, err := getELs(srn, prn) secs, _, err := getELs(srn, prn)
@ -206,8 +206,8 @@ func Sign(root, id string, in io.Reader, sig io.Writer) error {
// Verify verifies a file's deatched signature. // Verify verifies a file's deatched signature.
func Verify(root string, file, sig io.Reader) error { func Verify(root string, file, sig io.Reader) error {
if err := ensureDir(root); err != nil { if err := checkDir(root); err != nil {
return errors.Wrap(err, "can't find or create pgp dir") return errors.Wrap(err, "can't find pgp dir")
} }
srn, prn := getNames(root) srn, prn := getNames(root)
_, pubs, err := getELs(srn, prn) _, pubs, err := getELs(srn, prn)
@ -225,8 +225,8 @@ func Verify(root string, file, sig io.Reader) error {
// It skips public keys that have matching secret keys, and does not effect // It skips public keys that have matching secret keys, and does not effect
// private keys. // private keys.
func Remove(root string, id string) error { func Remove(root string, id string) error {
if err := ensureDir(root); err != nil { if err := checkDir(root); err != nil {
return errors.Wrap(err, "can't find or create pgp dir") return errors.Wrap(err, "can't find pgp dir")
} }
srn, prn := getNames(root) srn, prn := getNames(root)
secs, pubs, err := getELs(srn, prn) secs, pubs, err := getELs(srn, prn)
@ -266,6 +266,14 @@ func pGPDir(root string) string {
return filepath.Join(root, "var", "lib", "pm", "pgp") return filepath.Join(root, "var", "lib", "pm", "pgp")
} }
func checkDir(root string) error {
d := pGPDir(root)
if !fs.Exists(d) {
return fmt.Errorf("pgp dir does not exist")
}
return nil
}
func ensureDir(root string) error { func ensureDir(root string) error {
d := pGPDir(root) d := pGPDir(root)
if !fs.Exists(d) { if !fs.Exists(d) {